JP2005226528A - Ｓｃｒマフラー - Google Patents

Ｓｃｒマフラー Download PDF

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Publication number
JP2005226528A
JP2005226528A JP2004035449A JP2004035449A JP2005226528A JP 2005226528 A JP2005226528 A JP 2005226528A JP 2004035449 A JP2004035449 A JP 2004035449A JP 2004035449 A JP2004035449 A JP 2004035449A JP 2005226528 A JP2005226528 A JP 2005226528A
Authority
JP
Japan
Prior art keywords
reducing agent
supply nozzle
scr
exhaust gas
scr catalyst
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2004035449A
Other languages
English (en)
Japanese (ja)
Inventor
Daisuke Shirai
大輔 白井
Hitoshi Hiramoto
均 平本
Isamu Kanetani
勇 金谷
Hiroki Ueno
弘樹 上野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UD Trucks Corp
Tokyo Roki Co Ltd
Original Assignee
UD Trucks Corp
Tokyo Roki Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UD Trucks Corp, Tokyo Roki Co Ltd filed Critical UD Trucks Corp
Priority to JP2004035449A priority Critical patent/JP2005226528A/ja
Priority to US10/588,980 priority patent/US20070175204A1/en
Priority to EP05704352A priority patent/EP1715153A4/en
Priority to CNA2005800047346A priority patent/CN1918370A/zh
Priority to PCT/JP2005/001457 priority patent/WO2005078251A1/ja
Publication of JP2005226528A publication Critical patent/JP2005226528A/ja
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9431—Processes characterised by a specific device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
    • B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
    • B01F23/2132—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/435—Mixing tubes composed of concentric tubular members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/08—Exhaust treating devices having provisions not otherwise provided for for preventing heat loss or temperature drop, using other means than layers of heat-insulating material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Silencers (AREA)
JP2004035449A 2004-02-12 2004-02-12 Ｓｃｒマフラー Pending JP2005226528A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004035449A JP2005226528A (ja) 2004-02-12 2004-02-12 Ｓｃｒマフラー
US10/588,980 US20070175204A1 (en) 2004-02-12 2005-02-02 SCR muffler
EP05704352A EP1715153A4 (en) 2004-02-12 2005-02-02 SCR MUFFLER
CNA2005800047346A CN1918370A (zh) 2004-02-12 2005-02-02 Scr消声器
PCT/JP2005/001457 WO2005078251A1 (ja) 2004-02-12 2005-02-02 Ｓｃｒマフラー

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004035449A JP2005226528A (ja) 2004-02-12 2004-02-12 Ｓｃｒマフラー

Publications (1)

Publication Number Publication Date
JP2005226528A true JP2005226528A (ja) 2005-08-25

Family

ID=34857683

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004035449A Pending JP2005226528A (ja) 2004-02-12 2004-02-12 Ｓｃｒマフラー

Country Status (5)

Country Link
US (1) US20070175204A1 (zh)
EP (1) EP1715153A4 (zh)
JP (1) JP2005226528A (zh)
CN (1) CN1918370A (zh)
WO (1) WO2005078251A1 (zh)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011529545A (ja) * 2008-07-30 2011-12-08 エミテック ゲゼルシヤフト フユア エミツシオンス テクノロギー ミツト ベシユレンクテル ハフツング 商用車両のディーゼルエンジンのための排ガス浄化システム
JP2012011316A (ja) * 2010-06-30 2012-01-19 Mitsubishi Heavy Ind Ltd 排ガス処理装置
WO2013084653A1 (ja) * 2011-12-06 2013-06-13 Ｕｄトラックス株式会社 排気浄化装置及び排気浄化装置の耐腐食性向上方法
WO2013084652A1 (ja) 2011-12-06 2013-06-13 Ｕｄトラックス株式会社 排気浄化装置及び排気浄化装置の耐腐食性向上方法
WO2013179435A1 (ja) 2012-05-31 2013-12-05 Ｕｄトラックス株式会社 排気管の耐久性向上方法及び排気浄化装置
WO2014157286A1 (ja) * 2013-03-28 2014-10-02 ヤンマー株式会社 エンジン装置
DE112006003726B4 (de) * 2006-02-23 2016-07-28 Cummins Filtration Ip, Inc. Abgasnachbehandlungsvorrichtung

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT503125B1 (de) * 2006-05-05 2007-08-15 Man Nutzfahrzeuge Oesterreich Mehrzylindrige brennkraftmaschine mit mehreren katalysatoren im abgasstrang
DE102007048560A1 (de) 2007-10-09 2009-04-23 Audi Ag Vorrichtung zum Nachbehandeln von Abgasen einer magerlauffähigen Brennkraftmaschine
KR100999614B1 (ko) * 2007-12-14 2010-12-08 기아자동차주식회사 배기 가스 내의 질소산화물 저감 장치
DE102009041592A1 (de) * 2009-09-15 2011-04-14 Huber Automotive Ag Einrichtung zur hydrolytischen Erzeugung von Ammoniak in einer für einen Verbrennungsmotor bestimmten SCR-Abgasanlage
SE536832C2 (sv) * 2012-12-21 2014-09-23 Scania Cv Ab Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor
SE541017C2 (en) * 2015-02-17 2019-03-05 Scania Cv Ab A method and a system for determining a flow resistance across a particulate filter
DE102016003740A1 (de) * 2016-03-31 2017-10-05 Man Diesel & Turbo Se Abgasnachbehandlungssystem und Brennkraftmaschine
CN106762064A (zh) * 2017-03-13 2017-05-31 上海航天能源股份有限公司 一种燃气内燃机分布式能源脱硝及消音一体化装置
US10337380B2 (en) 2017-07-07 2019-07-02 Faurecia Emissions Control Technologies, Usa, Llc Mixer for a vehicle exhaust system
US10316721B1 (en) 2018-04-23 2019-06-11 Faurecia Emissions Control Technologies, Usa, Llc High efficiency mixer for vehicle exhaust system
US10287948B1 (en) 2018-04-23 2019-05-14 Faurecia Emissions Control Technologies, Usa, Llc High efficiency mixer for vehicle exhaust system
US10787946B2 (en) 2018-09-19 2020-09-29 Faurecia Emissions Control Technologies, Usa, Llc Heated dosing mixer
SE543851C2 (en) * 2019-12-12 2021-08-10 Scania Cv Ab Exhaust additive dosing system comprising a turbocharger

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS592768B2 (ja) * 1976-02-10 1984-01-20 株式会社日立製作所 ガスタ−ビンの排ガス処理方法及びその装置
JPH0728908Y2 (ja) * 1991-03-28 1995-07-05 株式会社新潟鉄工所 排ガス還元剤の噴霧装置
US5272871A (en) * 1991-05-24 1993-12-28 Kabushiki Kaisha Toyota Chuo Kenkyusho Method and apparatus for reducing nitrogen oxides from internal combustion engine
JPH05106430A (ja) * 1991-10-16 1993-04-27 Toyota Central Res & Dev Lab Inc 内燃機関の窒素酸化物低減装置
CA2088713C (en) * 1992-02-24 1999-11-16 Hans Thomas Hug Cleaning exhaust gases from combustion installations
JPH08177466A (ja) * 1994-12-27 1996-07-09 Cosmo Sogo Kenkyusho:Kk ディーゼルエンジン用熱交換型脱硝装置
JP3395865B2 (ja) * 1995-03-06 2003-04-14 日野自動車株式会社 エンジン排ガス中のＮＯｘ低減装置
DE19625447B4 (de) * 1996-06-26 2006-06-08 Robert Bosch Gmbh Rohrverdampfer für Zusatzkraftstoff ins Abgas
KR20010072389A (ko) * 1998-08-11 2001-07-31 칼 하인쯔 호르닝어 촉매에 의한 가스 정화 장치
DE19856366C1 (de) * 1998-12-07 2000-04-20 Siemens Ag Vorrichtung und Verfahren zum Nachbehandeln von Abgasen einer mit Luftüberschuß arbeitenden Brennkraftmaschine
GB0113226D0 (en) * 2001-06-01 2001-07-25 Nelson Burgess Ltd Catalytic converter
JP2003010644A (ja) * 2001-07-03 2003-01-14 Meidensha Corp 脱硝装置の尿素水気化器
US6722123B2 (en) * 2001-10-17 2004-04-20 Fleetguard, Inc. Exhaust aftertreatment device, including chemical mixing and acoustic effects
US6601385B2 (en) * 2001-10-17 2003-08-05 Fleetguard, Inc. Impactor for selective catalytic reduction system
DE10335265B4 (de) * 2003-08-01 2014-02-27 Man Truck & Bus Ag Kraftfahrzeug mit spezieller Anordnung eines Kraftstofftanks, Vorschalldämpfers und Reduktionsmitteltanks

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112006003726B4 (de) * 2006-02-23 2016-07-28 Cummins Filtration Ip, Inc. Abgasnachbehandlungsvorrichtung
JP2011529545A (ja) * 2008-07-30 2011-12-08 エミテック ゲゼルシヤフト フユア エミツシオンス テクノロギー ミツト ベシユレンクテル ハフツング 商用車両のディーゼルエンジンのための排ガス浄化システム
US9784161B2 (en) 2008-07-30 2017-10-10 Emitec Gesellschaft Fuer Emissionstechnologie Mbh Exhaust gas purification system for diesel engines of utility motor vehicles
JP2012011316A (ja) * 2010-06-30 2012-01-19 Mitsubishi Heavy Ind Ltd 排ガス処理装置
WO2013084653A1 (ja) * 2011-12-06 2013-06-13 Ｕｄトラックス株式会社 排気浄化装置及び排気浄化装置の耐腐食性向上方法
WO2013084652A1 (ja) 2011-12-06 2013-06-13 Ｕｄトラックス株式会社 排気浄化装置及び排気浄化装置の耐腐食性向上方法
JP2013119772A (ja) * 2011-12-06 2013-06-17 Ud Trucks Corp 排気浄化装置
WO2013179435A1 (ja) 2012-05-31 2013-12-05 Ｕｄトラックス株式会社 排気管の耐久性向上方法及び排気浄化装置
US9657362B2 (en) 2012-05-31 2017-05-23 Ud Trucks Corporation Method for improving durability of exhaust pipe
WO2014157286A1 (ja) * 2013-03-28 2014-10-02 ヤンマー株式会社 エンジン装置
US9556770B2 (en) 2013-03-28 2017-01-31 Yanmar Co., Ltd. Engine device

Also Published As

Publication number Publication date
EP1715153A1 (en) 2006-10-25
WO2005078251A1 (ja) 2005-08-25
CN1918370A (zh) 2007-02-21
US20070175204A1 (en) 2007-08-02
EP1715153A4 (en) 2007-02-14

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